Tire tread



FIG. 1 is a perspective view of a tire tread;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof; and,

FIG. 4 is an enlarged fragmentary front view thereof.

The broken line showing of the tire sidewall in the drawings is for illustrative purposes only and forms no part of the claimed design. The tread pattern is understood to be repeated uniformly throughout the circumference of the tire tread. 

The ornamental design for a tire tread, as shown and described. 